“We've had a couple of results that have come out in the last few months that have been really promising with the peanut patch,” Doctor Dianne Campbell from the Children’s Hospital at Westmead, in Sydney, said.

The breakthrough could help thousands of Australians, with one in ten born this year developing a food allergy.

“Some allergies can be transient, but some - including peanuts and fish - can be lifelong,” Dr Campbell told 9NEWS.